Genetic engineering is the science or activity of changing the genetic structure of an animal, plant, or other organism in order to make it stronger or more suitable for a particular purpose.
Scientists have used genetic engineering to protect tomatoes against the effectsof freezing.
genetic engineering in British English
noun
alteration of the DNA of a cell for purposes of research, as a means of manufacturing animal proteins, correcting genetic defects, or making improvements to plants and animals bred by humans
genetic engineering in American English
the branch of biology dealing with the splicing and recombining of specific genetic units from the DNA of living organisms as in order to produce new species or biochemicals
Examples of 'genetic engineering' in a sentence
genetic engineering
And it took only four million years to go from small-brained apes with crude bone tools to modern man and genetic engineering.